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    <title>clEnqueueCopyImage</title>
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    <div class="refentry">
      <a id="id-1"></a>
      <div class="titlepage"></div>
      <div xmlns="" class="refnamediv">
        <a xmlns="http://www.w3.org/1999/xhtml" id="clEnqueueCopyImage"></a>
        <h1>     
            clEnqueueCopyImage
        </h1>
        <p>          
            Enqueues a command to copy image objects. 
        </p>
      </div>
      <div class="refsynopsisdiv">
        <h2></h2>
        <div class="funcsynopsis">
          <table xmlns="" border="0" summary="Function synopsis" cellspacing="0" cellpadding="0">
            <tr valign="bottom">
              <td>
                <code xmlns="http://www.w3.org/1999/xhtml" class="funcdef">
                    <a class="link" href="scalarDataTypes.html" target="_top">cl_int</a>
 <strong class="fsfunc">clEnqueueCopyImage</strong>
                (</code>
                <td><a xmlns="http://www.w3.org/1999/xhtml" class="link" href="abstractDataTypes.html" target="_top">cl_command_queue</a> <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">command_queue</var>, </td>
              </td>
            </tr>
            <tr valign="top">
              <td> </td>
              <td><a xmlns="http://www.w3.org/1999/xhtml" class="link" href="abstractDataTypes.html" target="_top">cl_mem</a> <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">src_image</var>, </td>
            </tr>
            <tr valign="top">
              <td> </td>
              <td><a xmlns="http://www.w3.org/1999/xhtml" class="link" href="abstractDataTypes.html" target="_top">cl_mem</a> <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">dst_image</var>, </td>
            </tr>
            <tr valign="top">
              <td> </td>
              <td>const <a xmlns="http://www.w3.org/1999/xhtml" class="link" href="scalarDataTypes.html" target="_top">size_t</a> <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">src_origin</var>[3], </td>
            </tr>
            <tr valign="top">
              <td> </td>
              <td>const <a xmlns="http://www.w3.org/1999/xhtml" class="link" href="scalarDataTypes.html" target="_top">size_t</a> <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">dst_origin</var>[3], </td>
            </tr>
            <tr valign="top">
              <td> </td>
              <td>const <a xmlns="http://www.w3.org/1999/xhtml" class="link" href="scalarDataTypes.html" target="_top">size_t</a> <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">region</var>[3], </td>
            </tr>
            <tr valign="top">
              <td> </td>
              <td><a xmlns="http://www.w3.org/1999/xhtml" class="link" href="scalarDataTypes.html" target="_top">cl_uint</a> <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">num_events_in_wait_list</var>, </td>
            </tr>
            <tr valign="top">
              <td> </td>
              <td>const <a xmlns="http://www.w3.org/1999/xhtml" class="link" href="abstractDataTypes.html" target="_top">cl_event</a> <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">*event_wait_list</var>, </td>
            </tr>
            <tr valign="top">
              <td> </td>
              <td><a xmlns="http://www.w3.org/1999/xhtml" class="link" href="abstractDataTypes.html" target="_top">cl_event</a> <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">*event</var><code>)</code></td>
            </tr>
          </table>
        </div>
      </div>
      <div class="refsect1">
        <a id="parameters"></a>
        <h2>Parameters</h2>
        <div class="variablelist">
          <dl class="variablelist">
            <dt>
              <span class="term">
                    <code class="varname">
                        command_queue
                    </code>
                </span>
            </dt>
            <dd>
              <p> 
                        Refers to the command-queue in which the copy command will be queued. The
                        OpenCL context associated with <code class="varname">command_queue</code>, <code class="varname">src_image</code> and <code class="varname">dst_image</code> must be the same.
                    </p>
            </dd>
            <dt>
              <span class="term">
                    <code class="varname">
                        src_origin
                    </code>
                </span>
            </dt>
            <dd>
              <p>
                        Defines the starting (<span class="emphasis"><em>x, y, z</em></span>) location in pixels in <code class="varname">src_image</code> from where to start the data copy. If <code class="varname">src_image</code> is a 2D image object, the z value given by <code class="varname">src_origin</code>[2] must be 0.
                    </p>
            </dd>
            <dt>
              <span class="term">
                    <code class="varname">
                        dst_origin
                    </code>
                </span>
            </dt>
            <dd>
              <p>
                        Defines the starting (<span class="emphasis"><em>x, y, z</em></span>) location in pixels in <code class="varname">dst_image</code> from where to start the data copy. If <code class="varname">dst_image</code> is a 2D image object, the z value given by <code class="varname">dst_origin</code>[2] must be 0.
                    </p>
            </dd>
            <dt>
              <span class="term">
                    <code class="varname">
                        region                    
                    </code>
                </span>
            </dt>
            <dd>
              <p> 
                        Defines the (<code class="varname">width</code>, <code class="varname">height</code>, <code class="varname">depth</code>) in pixels of the 2D or 3D rectangle to copy. If <code class="varname">src_image</code> or <code class="varname">dst_image</code> is a 2D image object, the <code class="varname">depth</code> value given by <code class="varname">region</code>[2] must be 1.
                    </p>
            </dd>
            <dt>
              <span class="term">
                    <code class="varname">
                        event_wait_list
                    ,</code>
                    <code class="varname">
                        num_events_in_wait_list
                    </code>
                </span>
            </dt>
            <dd>
              <p>
                        Specify events that need to complete before this particular command can be executed. If <code class="varname">event_wait_list</code> is NULL, then this particular command does not wait on any event to complete. If <code class="varname">event_wait_list</code> is NULL, <code class="varname">num_events_in_wait_list</code> must be 0. If <code class="varname">event_wait_list</code> is not NULL, the list of events pointed to by <code class="varname">event_wait_list</code> must be valid and <code class="varname">num_events_in_wait_list</code> must be greater than 0. The events specified in <code class="varname">event_wait_list</code> act as synchronization points. The context associated with events in <code class="varname">event_wait_list</code> and <code class="varname">command_queue</code> must be the same.
                    </p>
            </dd>
            <dt>
              <span class="term">
                    <code class="varname">
                        event
                    </code>
                </span>
            </dt>
            <dd>
              <p>
                        Returns an event object that identifies this particular copy command and can be used to query or queue a wait for this particular command to complete. <code class="varname">event</code> can be NULL in which case it will not be possible for the application to query the status of this command or queue a wait for this command to complete. <a class="citerefentry" href="clEnqueueBarrier.html"><span class="citerefentry"><span class="refentrytitle">clEnqueueBarrier</span></span></a> can be used instead.           
                    </p>
            </dd>
          </dl>
        </div>
      </div>
      <div class="refsect1">
        <a id="notes"></a>
        <h2>Notes</h2>
        <p>
            It is currently a requirement that the <code class="varname">src_image</code> and <code class="varname">dst_image</code> image memory objects for <code class="function">clEnqueueCopyImage</code> must have the exact same image format (i.e. the <a class="citerefentry" href="cl_image_format.html"><span class="citerefentry"><span class="refentrytitle">cl_image_format</span></span></a>  descriptor specified when <code class="varname">src_image</code> and <code class="varname">dst_image</code> are created must match).
        </p>
        <p>
            <code class="varname">src_image</code> and <code class="varname">dst_image</code> can be 2D or 3D image objects 
            allowing us to perform the following actions:
        </p>
        <div class="itemizedlist">
          <ul class="itemizedlist" style="list-style-type: disc; ">
            <li class="listitem" style="list-style-type: disc">
                Copy a 2D image object to a 2D image object.
            </li>
            <li class="listitem" style="list-style-type: disc">
                Copy a 2D image object to a 2D slice of a 3D image object.
            </li>
            <li class="listitem" style="list-style-type: disc">
                Copy a 2D slice of a 3D image object to a 2D image object.
            </li>
            <li class="listitem" style="list-style-type: disc">
                Copy a 3D image object to a 3D image object.
            </li>
          </ul>
        </div>
      </div>
      <div class="refsect1">
        <a id="errors"></a>
        <h2>Errors</h2>
        <p>
<code class="function">clEnqueueCopyImage</code> returns <span class="errorname">CL_SUCCESS</span> if the function is executed successfully. Otherwise, it returns one of the following errors:
        </p>
        <div class="itemizedlist">
          <ul class="itemizedlist" style="list-style-type: disc; ">
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_INVALID_COMMAND_QUEUE</span> if <code class="varname">command_queue</code> is not a valid command-queue.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_INVALID_CONTEXT</span> if the context associated with <code class="varname">command_queue</code>, <code class="varname">src_image</code> 
                and <code class="varname">dst_image</code> are not the same or if the context associated with <code class="varname">command_queue</code> and events 
                in <code class="varname">event_wait_list</code> are not the same.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_INVALID_MEM_OBJECT</span> if <code class="varname">src_image</code> and <code class="varname">dst_image</code> are not valid image objects.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_IMAGE_FORMAT_MISMATCH</span> if <code class="varname">src_image</code> and <code class="varname">dst_image</code> do not use the same
                image format.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_INVALID_VALUE</span> if the 2D or 3D rectangular region specified by <code class="varname">src_origin</code> 
                and <code class="varname">src_origin</code> + <code class="varname">region</code> refers to a region outside <code class="varname">src_image</code>, 
                or if the 2D or 3D rectangular region specified by <code class="varname">dst_origin</code> and <code class="varname">dst_origin</code> + <code class="varname">region</code> 
                refers to a region outside <code class="varname">dst_image</code>.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_INVALID_VALUE</span> if <code class="varname">src_image</code> is a 2D image object and <code class="varname">src_origin</code>[2]
                is not equal to 0 or <code class="varname">region</code>[2] is not equal to 1.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_INVALID_VALUE</span> if <code class="varname">dst_image</code> is a 2D image object and <code class="varname">dst_origin</code>[2] 
                is not equal to 0 or <code class="varname">region</code>[2] is not equal to 1.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_INVALID_EVENT_WAIT_LIST</span> if <code class="varname">event_wait_list</code> is NULL and 
                <code class="varname">num_events_in_wait_list</code> greater than 0, or <code class="varname">event_wait_list</code> is not NULL 
                and <code class="varname">num_events_in_wait_list</code> is 0, or if event objects in <code class="varname">event_wait_list</code> are not valid events.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_INVALID_IMAGE_SIZE</span> if image dimensions (image width, height, specified or
                compute row and/or slice pitch) for <code class="varname">src_image</code> are not supported by device associated with <code class="varname">queue</code>.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_INVALID_IMAGE_SIZE</span> if image dimensions (image width, height, specified or 
                compute row and/or slice pitch) for <code class="varname">dst_image</code> are not supported by device associated with <code class="varname">queue</code>.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_MEM_OBJECT_ALLOCATION_FAILURE</span> if there is a failure to allocate memory for
                data store associated with <code class="varname">src_image</code> or <code class="varname">dst_image</code>.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_OUT_OF_RESOURCES</span> if there is a failure to allocate resources required by the
                OpenCL implementation on the device.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_OUT_OF_HOST_MEMORY</span> if there is a failure to allocate resources required by the
                OpenCL implementation on the host.
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_INVALID_OPERATION</span> if the device associated with <code class="varname">command_queue</code> does not support images 
                (i.e. CL_DEVICE_IMAGE_SUPPORT specified in the table of OpenCL Device Queries 
                for <a class="citerefentry" href="clGetDeviceInfo.html"><span class="citerefentry"><span class="refentrytitle">clGetDeviceInfo</span></span></a> is CL_FALSE).
            </li>
            <li class="listitem" style="list-style-type: disc"><span class="errorname">CL_MEM_COPY_OVERLAP</span> if <code class="varname">src_image</code> and <code class="varname">dst_image</code> are the 
                same image object and the source and destination regions overlap.
            </li>
          </ul>
        </div>
      </div>
      <div class="refsect1">
        <a id="specification"></a>
        <h2>Specification</h2>
        <p>
            <img src="pdficon_small1.gif" />
            
                      
            <a href="http://www.khronos.org/registry/cl/specs/opencl-1.1.pdf#page=86" target="OpenCL Spec">OpenCL Specification</a>
        </p>
      </div>
      <div class="refsect1">
        <a id="seealso"></a>
        <h2>Also see</h2>
        <p>
            <a class="citerefentry" href="clEnqueueReadImage.html"><span class="citerefentry"><span class="refentrytitle">clEnqueueReadImage</span></span></a>, 
            <a class="citerefentry" href="clEnqueueWriteImage.html"><span class="citerefentry"><span class="refentrytitle">clEnqueueWriteImage</span></span></a>
        </p>
      </div>
      <div xmlns="" class="refsect3" lang="en" xml:lang="en"><a xmlns="http://www.w3.org/1999/xhtml" id="Copyright"></a><h4 xmlns="http://www.w3.org/1999/xhtml"></h4><img xmlns="http://www.w3.org/1999/xhtml" src="KhronosLogo.jpg" /><p xmlns="http://www.w3.org/1999/xhtml"></p>Copyright © 2007-2010 The Khronos Group Inc.
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and/or associated documentation files (the
"Materials"), to deal in the Materials without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Materials, and to
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